Proving Triangle Congruence by SSS

If ∆LMK ≅ ∆LMT, then
∠K ≅ ____

• T

• ∠T

• ∠M

• ∠L

These two triangles are congruent. If ∠C is 40^o find the measure of ∠F.

• 40^o

• 50^o

• 90^o

• 45^o

Name the corresponding angle or side.

• A

• B

• C

• D

Which of the following postulates/theorems can be used to prove ΔABC ≅ ΔDCB?

• SSS

• SAS

• ASA

• AAS

Complete the proof.

• Reflexive Property

• CPCTC

• Vertical Angles Theorem

• Midpoint Theorem

Can the triangles be proven congruent?  If so, how?

• ASA

• Cannot be proven congruent

• SAS

• SSS

What is the reason these triangles are congruent?

• SSS

• SAS

• ASA

• AAS

Name the postulate, if possible, that makes the triangles congruent.

• SSS

• SAS

• AAS

• Not enough information

What are the five ways to prove triangles congruent?

• SSS, ASA, AAS, SAS, HL

• SSS, SSA, HL, AAS, SAS

• SAS, SSA, HL, AAS, SSS

• HL, SAS, SSA, SSS, ASA

Which of the following are NOT sufficient to prove two triangles are congruent? Choose all that apply.

• SSS

• AAA

• ASA

• SSA

• AAS